4v-40=8(v-9)

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Solution for 4v-40=8(v-9) equation: 


Simplifying
4v + -40 = 8(v + -9)

Reorder the terms:
-40 + 4v = 8(v + -9)

Reorder the terms:
-40 + 4v = 8(-9 + v)
-40 + 4v = (-9 * 8 + v * 8)
-40 + 4v = (-72 + 8v)

Solving
-40 + 4v = -72 + 8v

Solving for variable 'v'.

Move all terms containing v to the left, all other terms to the right.

Add '-8v' to each side of the equation.
-40 + 4v + -8v = -72 + 8v + -8v

Combine like terms: 4v + -8v = -4v
-40 + -4v = -72 + 8v + -8v

Combine like terms: 8v + -8v = 0
-40 + -4v = -72 + 0
-40 + -4v = -72

Add '40' to each side of the equation.
-40 + 40 + -4v = -72 + 40

Combine like terms: -40 + 40 = 0
0 + -4v = -72 + 40
-4v = -72 + 40

Combine like terms: -72 + 40 = -32
-4v = -32

Divide each side by '-4'.
v = 8

Simplifying
v = 8

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